Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:44:42 2012

Optimize a model with 493 rows, 467 columns and 1697 nonzeros
Presolve removed 0 rows and 18 columns
Presolve time: 0.00s
Presolved: 493 rows, 449 columns, 1679 nonzeros
Variable types: 0 continuous, 449 integer (448 binary)
Found heuristic solution: objective 95.0000000

Root relaxation: objective 0.000000e+00, 259 iterations, 0.00 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0    0.00000    0  193   95.00000    0.00000   100%     -    0s
H    0     0                      57.0000000    0.00000   100%     -    0s
     0     0    0.42784    0  195   57.00000    0.42784  99.2%     -    0s
H    0     0                      42.0000000    0.42784  99.0%     -    0s
     0     0    0.96271    0  197   42.00000    0.96271  97.7%     -    0s
H    0     0                      41.0000000    0.96271  97.7%     -    0s
H    0     0                      31.0000000    0.96271  96.9%     -    0s
     0     2    0.96286    0  197   31.00000    0.96286  96.9%     -    0s
*   53    31              31      14.0000000    1.25509  91.0%  31.4    0s
*  127    75              11      13.0000000    1.37340  89.4%  36.7    0s
*  430    85              12      12.0000000    5.87778  51.0%  29.4    0s

Cutting planes:
  Gomory: 3
  Zero half: 3

Explored 791 nodes (25863 simplex iterations) in 1.09 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.200000000000e+01, best bound 1.200000000000e+01, gap 0.0%